/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package pl.swspiz;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author ko
 */
public class UnitCountServlet extends HttpServlet {
   
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        String number = request.getParameter("number"); // wartosc do przeliczenia
        String opt1 = request.getParameter("opt1"); // przelicz z
        String opt2 = request.getParameter("opt2"); // przelicz do
        try {

            UnitUtils unit = new UnitUtils();
            float r = unit.convert(Float.valueOf(number), opt1, opt2);
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet UnitCountServlet</title>");  
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Wynik <br/>__________________________________________ </h1>");
            out.println(number);
            out.println(opt1+" = ");
            out.println(r);
            out.println(opt2);
            out.println("<br/><a href=\"index.jsp\"><strong>Strona główna</strong></a>");
            out.println("</body>");
            out.println("</html>");



        } catch (Exception ex){

           
        } finally {
            out.close();
        }
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
